查询词典 vacuum

Introduced are four displacing methods, namely complete mixing, non-mixing, vaccum deaeration, and pressure displacement.

介绍了常用的四种置换方法，即完全混合置换、无混合置换、真空置换和加压置换。4 vacuum。

Will be A, B groups were combined in proportion to stir evenly, vacuum deaeration, and then you can use the method of intrusion or injection molding, molding temperature of 80-150℃, time of 8-60 minutes.

将 A 、 B 组份按比例合搅均匀，真空脱泡，然后可以用倒灌或注射的方法成型，成型温度80-150℃，时间8-60分钟。

In the vacuum dispersing kettle air bubble and solvent vitalization shall be restrained, deaeration of materials shall be accelerated, dispersion efficiency shall be enhanced.

物料在真空容器内分散，减少了气泡和溶剂的挥发，加速了物料脱泡，提高了分散细度。

Zhongyuan vacuum residue and catalytic cracking decant oil propane deasphalting was carried out at the pilot continuous solvent deasphalting equipment.

以中原某炼油厂减压渣油和催化油浆为原料，结合溶剂脱沥青工艺的特点，以丙烷为溶剂对掺兑油浆后的减压渣油进行丙烷脱沥青研究。

The technology of vacuum oxygen decarbonization in a VD has been studied for the purpose of enrichment and expansion of steel-making practice.

对VD的真空氧脱碳工艺进行了研究，丰富和扩展了炼钢手段。

The dechlorination process by air purge and vacuum in ionic membrane caustic soda units were introduced.

介绍了离子膜烧碱装置中空气吹除脱氯和真空脱氯工艺。

It thus became possible to study the cathode rays, and also the fluorescence they caused, outside the discharge tube and Lenard concluded from the experiments that he then did that the cathode rays were propagated through the air for distances of the order of a decimetre and that they travel in a vacuum for several metres without being weakened.

但是后来，1892年他在波恩大学做赫兹的助手时，赫兹让他观察了他的新发现，赫兹将一片盖上铝箔的含铀玻璃片放入放电管，当用阴极射线轰击铝箔时，铝箔下面发出了亮光。

It is especially suitable for rectification towers under vacuum to treat thermosensitive, decomposable, polymerizable or cokable systems.

特别适用于真空精馏塔，处理热敏性，易分解，易聚合，易结碳的物料。

The thermodecomposition of Li〓CO〓 charge was experimented and studied in a specially made vacuum furnace. The relationship of decomposition rate with temperature, pressure and time were obtained. The important principle of decomposition rate effected by pressure was acquired and conception of critical decomposition-pressure was presented.

在特制的真空炉内对碳酸锂物料真空分解进行了试验，得到了分解率与温度、压力、时间的关系；得到了分解率受压力影响的重要规律，据此提出了分解临界压力的概念，总结出了分解临界压力与温度的关系。

The fault tree of atmospheric-vacuum distillation unit is established with deductive method on the theory of fault tree analysis.

根据故障树分析理论，用演绎法建立了常减压装置的失效故障树，通过定性分析找到影响稠油加工常减压装置安全性的主要因素，通过定量分析计算出引起失效的各事件的概率和重要度。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。